docs: def get_auth_header(self, user_payload):
          """
          Returns the value for authorization header
          Args:
              user_payload(dict, required): A `dict` containing required information
                  to create authentication token
          """
          auth_token = self.get_auth_token(user_payload)
          return '{auth_header_prefix} {auth_token}'.format(
              auth_header_prefix=self.auth_header_prefix, auth_token=auth_token
          )